• Brandon Southall Leads Ocean Acoustics Panel at Capital Hill Oceans Weeks

    Sunday, June 11, 2017

    This week is Capital Hill Oceans Week in Washington D.C. Organized by the National Marine Sanctuaries Program, this event brings together ocean policy makers and scientists from around the U.S. to discuss cutting edge issues in marine science and conservation. (please see: https://www.marinesanctuary.org/chow/) The session is entitled “Cacophony: The decline of silent seas” and it take […]

    Read More
  • Public Outreach on Marine Acoustics in Monterey Bay

    Wednesday, March 1, 2017

    Dr. Brandon Southall will appear with colleagues from MBARI and the Monterey Bay National Marine Sanctuary this Friday March 3rd at 5pm for a First Friday public event entitled: “Sounds in the Sanctuary: An Opportunity to Listen Beneath the Waves” Recordings of sounds from animals and people recorded on a new passive acoustics listening system in […]

    Read More
  • Dr. Brandon Southall serves on United Nations ocean acoustics panel

    Sunday, February 26, 2017

    An international group of ocean scientists and leaders from a range of international research and environmental organizations, government agencies, and industry partners (pictured below) participated in a special session on ship noise and ship strike issues related to marine conservation at a recent preparatory meeting for the United Nations Oceans Conference. SEA’s Brandon Southall was […]

    Read More
  • SEA Senior Scientist co-authors IUCN Best Practices Publication on Seismic Surveys

    Saturday, September 3, 2016

    SEA Senior Scientist Dr. Brandon Southall and Dr. Doug Nowacek from Duke co-authored a new publication regarding responsible environmental practices for monitoring and mitigation of seismic airgun surveys. The document is entitled  “Effective planning strategies for managing environmental risk associated with geophysical and other imaging surveys.” It was launched at the World Conservation Congress last night […]

    Read More
  • Brandon Southall to give DOSITS webinar – Wed 16 March

    Sunday, March 13, 2016

        Members of the international regulatory community have an expressed need for training materials on underwater acoustics as well as instructional resources that can be quickly accessed and viewed. To meet this need, the Discovery of Sound in the Sea (DOSITS) Team is facilitating a free, five-part webinar series on topics related to underwater sound. Two webinars took place in 2015.  The […]

    Read More

News & Press

Apr
16

IMO adopts guidelines to reduce underwater noise from commercial ships.

  The International Maritime Organization (IMO) recently adopted guidelines to reduce underwater noise from commercial ships. The new guidelines: –         recognize that shipping noise can have short-term and long-term impacts on marine life; –         call for measurement of shipping noise according to objective ISO standards, which are themselves on the verge of adoption; –         identify […]

Read More
Apr
16

New Paper on “200 kHz” sonar with side lobes audible to marine mammals

    On behalf of my co-authors, I would like to let you know about a new paper on the audibility of high frequency sonar systems to some marine mammals. We investigated the acoustic “leakage” of energy into side lobes from the 200 kHz center frequency of three commercially-available sonar systems. These active sonar systems […]

Read More
Apr
11

New Paper on Spotted Seal Hearing

We are very happy to announce the recent publication on hearing and the masking effects of noise in spotted seals. This is the first-ever such measurement of hearing in this species both in air and under water. This study was conducted in highly controlled and quiet acoustic environments and the results indicate very acute hearing […]

Read More
Feb
4

New paper on seismic surveys and mitigation of impacts on marine mammals

SEA Blog, A paper was on responsible practices for conducting seismic surveys in environmentally sensitive areas was published recently in Aquatic Mammals. The lead author was Dr. Doug Nowacek from Duke University’s Marine Laboratory, who is a close colleague of SEA’s president Brandon Southall who was also an author on the paper. A copy of […]

Read More

SOCAL-BRS

SOCAL-BRS is a study of basic behavior and responses to controlled sound exposures in a variety of marine mammal species.

Southall Environmental Associates, Inc.

Reducing environmental impacts from essential human activities requires unique approaches to meet challenging conservation objectives in the 21st century. SEA, Inc. works globally with diverse scientific teams and cutting-edge technologies to provide real-world solutions. Learn more about SEA